[evolution/wip-webkit2] Add method for registering URI schemes

[Tomas Popela <tpopela src gnome org>]

commit bc15fa98106159fab45808872710ba0e7e2756f4
Author: Tomas Popela <tpopela redhat com>
Date:   Tue Oct 29 13:52:14 2013 +0100

    Add method for registering URI schemes

 e-util/e-web-view.c |   95 +++++++++++++++++++++++++++++++++++++++++++++++++--
 e-util/e-web-view.h |   13 +++++++
 2 files changed, 105 insertions(+), 3 deletions(-)
---
diff --git a/e-util/e-web-view.c b/e-util/e-web-view.c
index 1a1a762..19101fb 100644
--- a/e-util/e-web-view.c
+++ b/e-util/e-web-view.c
@@ -1727,6 +1727,92 @@ e_web_view_selectable_init (ESelectableInterface *interface)
 }
 
 static void
+web_view_cid_uri_scheme_appeared_cb (WebKitURISchemeRequest *request,
+                                     EWebView *web_view)
+{
+}
+
+static void
+web_view_file_uri_scheme_appeared_cb (WebKitURISchemeRequest *request,
+                                      EWebView *web_view)
+{
+}
+static void
+web_view_mail_uri_scheme_appeared_cb (WebKitURISchemeRequest *request,
+                                      EWebView *web_view)
+{
+}
+
+static void
+web_view_http_uri_scheme_appeared_cb (WebKitURISchemeRequest *request,
+                                      EWebView *web_view)
+{
+}
+
+static void
+web_view_gtk_stock_uri_scheme_appeared_cb (WebKitURISchemeRequest *request,
+                                           EWebView *web_view)
+{
+}
+
+void
+e_web_view_register_uri_scheme (EWebView *web_view,
+                                EURIScheme scheme,
+                                gpointer user_callback,
+                               gpointer user_data)
+{
+       WebKitWebContext *context;
+       gpointer callback = NULL;
+       const gchar *uri_scheme;
+
+       context = webkit_web_view_get_context (WEBKIT_WEB_VIEW (web_view));
+       callback = user_callback;
+
+       switch (scheme) {
+               case CID_URI_SCHEME:
+                       uri_scheme = "cid";
+                       if (!callback)
+                               callback = web_view_cid_uri_scheme_appeared_cb;
+                       break;
+               case FILE_URI_SCHEME:
+                       uri_scheme = "file";
+                       if (!callback)
+                               callback = web_view_file_uri_scheme_appeared_cb;
+                       break;
+               case MAIL_URI_SCHEME:
+                       uri_scheme = "mail";
+                       if (!callback)
+                               callback = web_view_mail_uri_scheme_appeared_cb;
+                       break;
+               case EVO_HTTP_URI_SCHEME:
+                       uri_scheme = "evo-http";
+                       if (!callback)
+                               callback = web_view_http_uri_scheme_appeared_cb;
+                       break;
+               case EVO_HTTPS_URI_SCHEME:
+                       uri_scheme = "evo-https";
+                       if (!callback)
+                               callback = web_view_http_uri_scheme_appeared_cb;
+                       break;
+               case GTK_STOCK_URI_SCHEME:
+                       uri_scheme = "gtk-stock";
+                       if (!callback)
+                               callback = web_view_gtk_stock_uri_scheme_appeared_cb;
+                       break;
+               default:
+                       return;
+       }
+
+       webkit_web_context_register_uri_scheme (
+               context,
+               uri_scheme,
+               (WebKitURISchemeRequestCallback) callback,
+               user_data ? user_data : web_view,
+               NULL);
+
+}
+
+static void
 e_web_view_init (EWebView *web_view)
 {
        GtkUIManager *ui_manager;
@@ -1788,9 +1874,12 @@ e_web_view_init (EWebView *web_view)
        web_context = webkit_web_view_get_context (WEBKIT_WEB_VIEW (web_view));
        webkit_web_context_set_cache_model (web_context, WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
 
+       e_web_view_register_uri_scheme (web_view, FILE_URI_SCHEME, NULL, NULL);
+       e_web_view_register_uri_scheme (web_view, GTK_STOCK_URI_SCHEME, NULL, NULL);
+/*
        e_web_view_install_request_handler (web_view, E_TYPE_FILE_REQUEST);
        e_web_view_install_request_handler (web_view, E_TYPE_STOCK_REQUEST);
-
+*/
        settings = g_settings_new ("org.gnome.desktop.interface");
        web_view->priv->font_settings = g_object_ref (settings);
        handler_id = g_signal_connect_swapped (
@@ -3537,7 +3626,7 @@ e_web_view_request_finish (EWebView *web_view,
 
        return g_object_ref (async_context->input_stream);
 }
-
+/*
 void
 e_web_view_install_request_handler (EWebView *web_view,
                                     GType handler_type)
@@ -3560,7 +3649,7 @@ e_web_view_install_request_handler (EWebView *web_view,
 
        g_object_unref (feature);
 }
-
+*/
 /**
  * e_web_view_create_and_add_css_style_sheet_sync:
  * @web_view: an #EWebView
diff --git a/e-util/e-web-view.h b/e-util/e-web-view.h
index d9a4b40..c275bc9 100644
--- a/e-util/e-web-view.h
+++ b/e-util/e-web-view.h
@@ -59,6 +59,15 @@ typedef struct _EWebView EWebView;
 typedef struct _EWebViewClass EWebViewClass;
 typedef struct _EWebViewPrivate EWebViewPrivate;
 
+typedef enum {
+       CID_URI_SCHEME,
+       FILE_URI_SCHEME,
+       MAIL_URI_SCHEME,
+       EVO_HTTP_URI_SCHEME,
+       EVO_HTTPS_URI_SCHEME,
+       GTK_STOCK_URI_SCHEME
+} EURIScheme;
+
 struct _EWebView {
        WebKitWebView parent;
        EWebViewPrivate *priv;
@@ -220,6 +229,10 @@ void               e_web_view_request              (EWebView *web_view,
 GInputStream * e_web_view_request_finish       (EWebView *web_view,
                                                 GAsyncResult *result,
                                                 GError **error);
+void           e_web_view_register_uri_scheme  (EWebView *web_view,
+                                                EURIScheme scheme,
+                                                gpointer user_callback,
+                                                gpointer user_data);
 void           e_web_view_install_request_handler
                                                (EWebView *web_view,
                                                 GType handler_type);